The entire C10B310 Lollipop firmware for the Russian Honor 4C (CHM-U01) is now available. You can download this firmware via the direct mirror provided on this page.
Huawei started seeding the B310 Android 5.1 Lollipop update to the Russian Honor 4X a couple of days ago via OTA. You can now download its full Update.app firmware image and flash it over any KitKat version you want.
The Russian Huawei Honor 4X (Che2-L11) is also receiving the much-awaited B310 Lollipop update (EMUI 3.1) via OTA. You can download this update’s Zip package here and install it over your existing KitKat system.
Huawei has released a stable Android 5.1 Lollipop update (version B310) for the Russian Honor 4C CHM-U01 via OTA. You can download this update via the direct links provided here.